.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
.\"
.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date.  The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein.  The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
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.\" %%%LICENSE_END
.\"
.\" References consulted:
.\"     Linux libc source code
.\"     Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
.\"     386BSD man pages
.\" Modified Sat Jul 24 18:49:59 1993 by Rik Faith (faith@cs.unc.edu)
.TH MEMMOVE 3  2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
memmove \- copy memory area
.SH SYNOPSIS
.nf
.B #include <string.h>
.PP
.BI "void *memmove(void *" dest ", const void *" src ", size_t " n );
.fi
.SH DESCRIPTION
The
.BR memmove ()
function copies
.I n
bytes from memory area
.I src
to memory area
.IR dest .
The memory areas may overlap: copying takes place as though
the bytes in
.I src
are first copied into a temporary array that does not overlap
.I src
or
.IR dest ,
and the bytes are then copied from the temporary array to
.IR dest .
.SH RETURN VALUE
The
.BR memmove ()
function returns a pointer to
.IR dest .
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.ad l
.nh
.TS
allbox;
lbx lb lb
l l l.
Interface	Attribute	Value
T{
.BR memmove ()
T}	Thread safety	MT-Safe
.TE
.hy
.ad
.sp 1
.SH CONFORMING TO
POSIX.1-2001, POSIX.1-2008, C89, C99, SVr4, 4.3BSD.
.SH SEE ALSO
.BR bcopy (3),
.BR bstring (3),
.BR memccpy (3),
.BR memcpy (3),
.BR strcpy (3),
.BR strncpy (3),
.BR wmemmove (3)
.SH COLOPHON
This page is part of release 5.13 of the Linux
.I man-pages
project.
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at
\%https://www.kernel.org/doc/man\-pages/.
